<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>d3</title>
</head>
<script src="../lib/d3/d3.js"></script>
<style>
    body{
      margin:0
    }
</style>
<body>
  <div style="width: 500px;height: 500px;border:solid grey 1px">



  </div>

</body>

<script type="text/javascript">

</script>
<script src="d3.js"></script>
</html>